goseg/main.go

package main

import (
	"fmt"
	"goseg/config"
	"goseg/ws"
	"log/slog"
	"net/http"
	"os"

	"github.com/gorilla/mux"
)

var (
	logger = slog.New(slog.NewJSONHandler(os.Stdout, nil))
	devMode = false
)

func main() {
	for _, arg := range os.Args[1:] {
		// trigger this with `./groundseg dev`
		if arg == "dev" {
			logger.Info("Starting GroundSeg in debug mode")
			devMode = true
		}
	}
	logger.Info("Starting GroundSeg")
	logger.Info("Urbit is love <3")
	r := mux.NewRouter()
	r.HandleFunc("/ws", ws.WsHandler)
	http.ListenAndServe(":3000", r)
	// global SysConfig var is managed through config package
	conf := config.Conf()
	internetAvailable := config.NetCheck("1.1.1.1:53")
	availMsg := fmt.Sprintf("Internet available: %t", internetAvailable)
	logger.Info(availMsg)
	// async operation to retrieve version info
	versionUpdateChannel := make(chan bool)
	if conf.UpdateMode == "auto" {
		go func() {
			_, versionUpdate := config.CheckVersion()
			if versionUpdate {
				logger.Info("Version info retrieved")
			}
			versionUpdateChannel <- versionUpdate
		}()
	}
	// just making sure we can parse (debug)
	var pierList string
	for _, pier := range conf.Piers {
		pierList = pierList + ", " + pier
	}
	logger.Info(pierList)
	// block until returns (debug)
	<-versionUpdateChannel
}